Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/35881",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-03308c9f-1866-45c7-90c4-0e41455e73b5",
      "cw-c46ee871-fc03-4568-bd32-5b277eb2143a"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e1bd96b5-2ddf-43d6-91f8-07f895853bac",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/35881",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c46ee871-fc03-4568-bd32-5b277eb2143a"
  }
}